| Acronym | Meaning |
| RLPPS | Reactive Low-pressure Plasma Spraying |
| CCPA | Cluster Coherent Potential Approximation (for Electronic Structure Calcns.) |
| WWTP | Wastewater Treatment Plant Or Process |
| RSPA | Research And Special Programs Administration (Dept. Of Transportation) |
| GISAXS | Grazing Incidence Small Angle X-ray Scattering |
| IFANT | International Foundation For The Advancement Of Nondestructive Testing |
| IBS | Ion Beam Sputtering |
| EERL | Eastern Environmental Research Laboratory |
| ESTN | Electron Spin Transient Nutation |
| SIPP | Sodium Iron Pyrophosphatepar |